Base | Representation |
---|---|
bin | 111100000000000… |
… | …1011010011100001 |
3 | 12012022101212011110 |
4 | 1320000023103201 |
5 | 13110401442400 |
6 | 531440133533 |
7 | 100614604641 |
oct | 17000132341 |
9 | 5168355143 |
10 | 2013312225 |
11 | 94350a301 |
12 | 4823072a9 |
13 | 261158712 |
14 | 151562521 |
15 | bbb41e50 |
hex | 7800b4e1 |
2013312225 has 24 divisors (see below), whose sum is σ = 3342991392. Its totient is φ = 1069148800.
The previous prime is 2013312173. The next prime is 2013312229. The reversal of 2013312225 is 5222133102.
It is not a de Polignac number, because 2013312225 - 27 = 2013312097 is a prime.
It is a super-2 number, since 2×20133122252 = 8106852230668901250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2013312229) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40131 + ... + 75080.
It is an arithmetic number, because the mean of its divisors is an integer number (139291308).
Almost surely, 22013312225 is an apocalyptic number.
2013312225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2013312225 is a deficient number, since it is larger than the sum of its proper divisors (1329679167).
2013312225 is a wasteful number, since it uses less digits than its factorization.
2013312225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115457 (or 115452 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2013312225 is about 44869.9479050288. The cubic root of 2013312225 is about 1262.7102626632.
Adding to 2013312225 its reverse (5222133102), we get a palindrome (7235445327).
The spelling of 2013312225 in words is "two billion, thirteen million, three hundred twelve thousand, two hundred twenty-five".
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